package api

import (

"fmt"

"github.com/ipfs/go-cid"

"github.com/textileio/powergate/ffs"

)

// PushConfigOption mutates a push configuration.

type PushConfigOption func(o *PushConfig) error

// PushConfig contains options for pushing a Cid configuration.

type PushConfig struct {

Config ffs.CidConfig

OverrideConfig bool

}

func newDefaultPushConfig(c cid.Cid, dc ffs.DefaultConfig) PushConfig {

return PushConfig{

Config: newDefaultCidConfig(c, dc),

}

}

func newDefaultCidConfig(c cid.Cid, dc ffs.DefaultConfig) ffs.CidConfig {

return ffs.CidConfig{

Cid: c,

Hot: dc.Hot,

Cold: dc.Cold,

}

}

// WithCidConfig overrides the Api default Cid configuration.

func WithCidConfig(c ffs.CidConfig) PushConfigOption {

return func(o *PushConfig) error {

o.Config = c

return nil

}

}

// WithOverride allows a new push configuration to override an existing one.

// It's used as an extra security measure to avoid unwanted configuration changes.

func WithOverride(override bool) PushConfigOption {

return func(o *PushConfig) error {

o.OverrideConfig = override

return nil

}

}

// Validate validates a PushConfig.

func (pc PushConfig) Validate() error {

if err := pc.Config.Validate(); err != nil {

return fmt.Errorf("invalid config: %s", err)

}

return nil

}